Patents by Inventor Sergio R. Ulloa

Sergio R. Ulloa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Sugar-Free Storage-Stable Antihistaminic Syrups
    Publication number: 20080262017
    Abstract: New and improved storage-stable sugar-free antihistaminic syrups are disclosed.
    Type: Application
    Filed: June 27, 2007
    Publication date: October 23, 2008
    Inventors: Sergio R. Ulloa, Jose de Jesus Mateo Villacampa Ramos, Luis Javier Juarez Vargas
  • PHENYLEPHRINE PULSED RELEASE FORMULATIONS AND PHARMACEUTICAL COMPOSITIONS
    Publication number: 20070281019
    Abstract: The invention discloses a pulsed-release formulation or a pharmaceutical composition comprising phenylephrine. The pharmaceutical composition comprises an immediate-release component and an enteric-coated component formulated together either in solid form or in a suspension. The enteric-coated component comprises microcrystals seeded with phenylephrine as an active ingredient and coated with a pH sensitive coating to delay release of the phenylephrine. The pharmaceutical composition can further comprise at least one active selected from the group consisting of an antihistamine, an analgesic, anti-pyretic, non-steroidal anti-inflammatory and mixtures of two or more said actives.
    Type: Application
    Filed: June 1, 2007
    Publication date: December 6, 2007
    Inventors: Sergio R. Ulloa, Jose de Jesus Mateo Villacampa Ramos